still, it was wonderful to see presidents clinton, bush, carter and obama all together, mourning the same man in the same way. going forward, what do we take away from this? >> well, we witness today, carol, a moving tribute to a powerful and incredible man. the fact is he was more than a politician. he was a politician with moral authority. and that is, perhaps, because he moved from the margins to the mainstream. we witnessed really one of the most transformational figures in the modern era. if we are to pay tribute to president mandela, while we stand in awe of his legacy, we must somehow move from awe to action. that's what he would have us do, to continue the hard work which he began. i was inspired as i watched people who don't normally stand in the same room, let alone on the same stage come together. he pitched a big tent, in life and in death. and all of us are better because of it. >> to see so many world leaders, i guess there were 100 world leaders there, past and former, everyone from hamid karzai to raul castro to, of course, the american presidents. the tea party repub